It has automatically calibration function. After a period of use, you could calibrate according to the operation hints, so the device can ensure the accuracy of the test. The test record and test location can be sent to anyone by test messages. XHST alcohol Tester popular model. XHST digital display breath alcohol tester is a kind of tester designed to measure concentration result of the breathed alcohol in the human body. This device adopts advanced MEMS semiconductor alcohol sensor which has excellent sensitivity and reproducibility.

Recovery time sensor purge 60 sec. Digital Breath Alcohol Tester Size Quick results and Restores. Automatic power-off function Description Contents Model No.: LED Breath Alcohol Tester Size Some models, the units are already in-built in the tester, user can choose any one depends on his using, some models, the screen can display 2 units at the same time.

On the picture of screen you can find how much units it can show at the same time. Mouth Piece Alcohol Breath Tester HSAT FEATURES: XHST alcohol Tester popular model Product Description: HSAT Digital Breath Alcohol Tester SPECIFICATIONS: For below XHSTseries models, please select the models with popular model to order, as other models are not produced frequently. XHSTS popular model Features: XHST ET popular model Features: XHST popular model Features: Dual Digital Breath Alcohol Tester.